Change Request connection logic to try both IPv6 and IPv4 when availa…

…ble (mastodon#20108) Fixes mastodon#19751
yalamber · Nov 8, 2022 · c989faa · c989faa
1 parent 36b0ff5
commit c989faa
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/app/lib/request.rb b/app/lib/request.rb
@@ -199,7 +199,8 @@ def open(host, *args)
         rescue IPAddr::InvalidAddressError
           Resolv::DNS.open do |dns|
             dns.timeouts = 5
-            addresses = dns.getaddresses(host).take(2)
+            addresses = dns.getaddresses(host)
+            addresses = addresses.filter { |addr| addr.is_a?(Resolv::IPv6) }.take(2) + addresses.filter { |addr| !addr.is_a?(Resolv::IPv6) }.take(2)
           end
         end